In this file photo, a Palestinian gunman looks from an apartment in which were seized members of the Israeli Olympic Team at their quarters at the Munich Olympic Village. (Source: AP)Rio has set aside $860 million just to keep its Olympics safe. Sport and terror have come more perilously close in recent times than ever before. Bharat Sundaresan talks to India’s four 1972 Olympians, who relive their horrific personal accounts of the Olympics’ gravest hour, the Munich massacre.

I saw a man with stocking over his head, it was unnerving
– Ashok Kumar, Hockey

That morning, as we left our rooms for practice, I saw a lot of people standing on the little lawn in front of our block. Just 30 feet away separated by the lawn were the Israeli quarters. That’s how it works in the Olympics village, with countries being allocated blocks alphabetically.